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Finding the Fourth Proportional to 64,333.01, 88,749.69 and 41,679.65

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Solution

The fourth proportional to 64,333.01, 88,749.69 and 41,679.65 is: 57,498.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,333.01 : 88,749.69 = 41,679.65 : x
  2. Step 2: Convert to fraction form
    64,333.01/88,749.69 = 41,679.65/x
  3. Step 3: Cross multiply
    64,333.01x = 88,749.69 × 41,679.65
  4. Step 4: Simplify right side
    64,333.01x = 3,699,056,082.38
  5. Step 5: Solve for x
    x = 3,699,056,082.38/64,333.01
  6. Step 6: Final answer
    x = 57,498.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.